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文章:我希望在深入 React 之前知道这些
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原文:I wish I knew these before diving into React
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即使 props 没有改变,也会调用 componentWillReceiveProps,因此需要在函数内部比较 this.props 和 nextProps 这句话是什么意思不太理解您要表达什么
这句话解释为什么要比较 this.props 和 nextProps,因为即使 props 没有改变,也会调用 componentWillReceiveProps,而 componentWillReceiveProps 默认总是返回 true
this.props
nextProps
componentWillReceiveProps
true
理解了 之前没注意过这个细节。 即使没有显性声明的 props 也会调用componentWillReceiveProps。
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文章:我希望在深入 React 之前知道这些
音频:无
视频:无
原文:I wish I knew these before diving into React
The text was updated successfully, but these errors were encountered: